A cerulean blue can be cloudless.Logical formLearned from2 sentences. A (midday sky) can be cloudless.Logical formLearned from2 sentences. A (cobalt sky) can be cloudless.Logical formLearned from2 sentences. (Summer days) can be cloudless.Logical formLearned from2 sentences. A blue planet can be cloudless.Logical formLearned from2 sentences. An overhead can be cloudless.Logical formLearned from2 sentences. A part of a night can be cloudless.Logical formLearned from2 sentences. A deep blue sky can be cloudless.Logical formLearned from2 sentences. A picture can be cloudless.Logical formLearned from2 sentences. Portions can be cloudless.Logical formLearned from2 sentences. An (afternoon sky) can be cloudless.Logical formLearned from2 sentences. Skies may remain cloudless.Logical formLearned from2 sentences. An (autumn day) can be cloudless.Logical formLearned from2 sentences. A rainbow can be cloudless.Logical formLearned from2 sentences. Sulfurs can be cloudless.Logical formLearned from2 sentences.